MEX-C-H/Q [MSYSTEM]
Final Control Elements;型号: | MEX-C-H/Q |
厂家: | M-SYSTEM |
描述: | Final Control Elements |
文件: | 总3页 (文件大小:111K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
MODEL: MEX-C
Final Control Elements
SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
VALVE POSITIONER
(potentiometer feedback; external SSR drive)
/C02: Polyurethane coating
/C03: Rubber coating
Functions & Features
TERMINAL SCREW MATERIAL
/S01: Stainless steel
• Controlling an electric actuator powered with 100/ 200 V
AC
• Feedback potentiometer 100 Ω – 10 kΩ
• Constant current output for driving external SSRs
• Timer for motor's overheat protection
• Re-transmitted output
GENERAL SPECIFICATIONS
Construction: Plug-in
Connection: M3.5 screw terminals
Screw terminal: Chromated steel (standard) or stainless
steel
Typical Applications
• Three phase AC motor
Housing material: Flame-resistant resin (black)
Deadband adjustment: 2 – 20 % (front)
Timer adjustment: 1 – 30 sec. (front)
Isolation: Input or xmtr output or output to power
Zero adjustment: 0 – 25 % (front)
Span adjustment: 75 – 100 % (front)
• Loop powered isolator can be used for isolating between
setpoint input signal and transmitter output signal
50
(1.97)
80
(3.15)
INPUT SPECIFICATIONS
■ Setpont Signal: 4 – 20 mA DC; input resistor incorporated
Input resistance: 100 Ω
■ Feedback Potentiometer: 100 Ω – 10 kΩ
Minimum span: 50 % of total resistance
Excitation: 0.5 V DC
136
(5.35)
mm (inch)
MODEL: MEX–C–[1][2]
OUTPUT SPECIFICATIONS
■ Re-Transmitted Output: 4 – 20 mA DC
Load resistance: 750 Ω max.
ORDERING INFORMATION
• Code number: MEX-C-[1][2]
Specify a code from below for each of [1] and [2].
(e.g. MEX-C-B/Q)
■ Control Output: 10 V DC @ 10 mA for ON;
0 mA for OFF
• Output Operation (terminal No. in parentheses)
Deadband
0
• Specify the specification for option code /Q
(e.g. /C01/S01)
(2-3)ON to min.
–
(1-3)ON to max.
+
Deviation
(Setpoint) – (Feedback)
[1] POWER INPUT
AC Power
B: 100 V AC
INSTALLATION
Power input
C: 110 V AC
D: 115 V AC
•AC: Operational voltage range: rating ±10 %,
50/60 ±2 Hz, approx. 3 VA
F: 120 V AC
G: 200 V AC
Operating temperature: -5 to +60°C (23 to 140°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Mounting: Surface or DIN rail
H: 220 V AC
J: 240 V AC
Weight: 300 g (0.66 lb)
[2] OPTIONS
blank: none
/Q: With options (specify the specification)
MEX-C SPECIFICATIONS
ES-4615 Rev.9 Page 1/3
http://www.m-system.co.jp/
MODEL: MEX-C
PERFORMANCE in percentage of span
Position conversion accuracy: ±0.5 %
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 1000 V AC @ 1 minute (input or xmtr
output or output to power)
2000 V AC @ 1 minute (input or xmtr output or output or
power to ground)
EXTERNAL VIEW
Timer Adj.
Deadband Adj.
Zero Adj.
Span Adj.
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)
CLAMP
(top & bottom)
7.8 (.31)
DIN RAIL
35mm wide
8
7
6
5
4
2–
4.5 (.18) dia.
MTG HOLE
25 (.98) deep
9
3
2
10 11
1
11
–M3.5
SCREW
50 (1.97)
107 (4.21)
136 (5.35)
40 (1.57)
50 (1.97)
[3.3 (.13)]
• When mounting, no extra space is needed between units.
MEX-C SPECIFICATIONS
ES-4615 Rev.9 Page 2/3
http://www.m-system.co.jp/
MODEL: MEX-C
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
3-PHASE MOTOR
M
max.
min.
+
1
5mA
Constant
3-PHASE SSR
DEADBAND
ADJ.
+
–
Compa-
rator
Amplifier
+
–
+
5
6
4
2
3
5mA
Constant
3-PHASE SSR
SETPOINT
100Ω
RE-TRANSMITTED OUTPUT
max.
Output
Driver
Ref. Volt.
Generator
A
+
9
U
V
W
FEEDBACK
POTENTIOMETER
10
11
TIMER
Voltage
Amplifier
Timer
–
Z
S
min.
U
V
7
8
POWER
Base Socket
Specifications are subject to change without notice.
MEX-C SPECIFICATIONS
ES-4615 Rev.9 Page 3/3
http://www.m-system.co.jp/
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